import axios from 'axios'
import {Message,MessageBox} from 'element-ui'
import store from '@/store'
import {getToken} from '@/utils/auth'

// create an axios instance
const service = axios.create({
  baseURL: process.env.BASE_API, // api 的 base_url
  timeout: 5000, // request timeout
})
// request interceptor
service.interceptors.request.use(
  config => {
    // Do something before request is sent
    if (store.getters.token) {
      // 让每个请求携带token-- ['X-Token']为自定义key 请根据实际情况自行修改
      config.headers['X-Token'] = getToken()
    }
    return config
  },
  error => {
    // Do something with request error
    console.log(error) // for debug
    Promise.reject(error)
  }
)

// response interceptor
const downloadUrl = url => {
  let iframe = document.createElement('iframe')
  iframe.style.display = 'none'
  iframe.src = url
  iframe.onload = function () {
    document.body.removeChild(iframe)
  }
  document.body.appendChild(iframe)
}
service.interceptors.response.use(
  response => {
    /*
    if (response.headers && (response.headers['content-type'] === 'application/msexcel'
      || response.headers['content-type'] === 'application/vnd.ms-excel'
      || response.headers['content-type'] === 'Access-Control-Allow-Origin'
    )) {
      downloadUrl(response.request.responseURL)
      return {data:{rCode:'success'}}
    }
    const res = response.data
    if(res.data){
      if (res.data.code !== 200) {

        if (res.data.code === 4000) {
          MessageBox.confirm('登录失效，请重新登录', '确定登出', {
            confirmButtonText: '重新登录',
            type: 'warning'
          }).then(() => {
            store.dispatch('FedLogOut').then(() => {
              location.reload() // 为了重新实例化vue-router对象 避免bug
            })
          })
        }
        else if (res.data.code === 400){
          Message({
            message: res.data.msg,
            type: 'error',
            duration: 5 * 1000
          })
        }
        return Promise.reject('error')
      } else {
        return response
      }
    }
    if(!res.code ){
      return response
    }
    */
    return response

  },
  error => {
    console.log('err' + error) // for debug
    Message({
      message: error.message,
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
